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摘要

PROBLEM TO BE SOLVED: To provide a new microorganism carrying out denitrification using nitrate ions contained in wastewater, etc., as a substrate and to provide especially the new microorganism carrying out the denitrification under medium high temperature conditions.;SOLUTION: The new microorganism belonging to the genus Geobacillus and having the ability to produce N₂ gas using the nitrate ions as the substrate is found out as a result of isolation and identification of the objective microorganism using soil, rivers or active sludge as a separation source. Furthermore, a method for treating the wastewater using the microorganism and an apparatus for treating the wastewater are provided.;COPYRIGHT: (C)2006,JPO&NCIPI